更换wifi扫描模式，从设备获取回传Wifi列表。

app/src/main/java/com/ckkj/water/device/SelectWifiActivity.java

@@ -1,13 +1,9 @@
 package com.ckkj.water.device;
 
 import android.Manifest;
-import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
-import android.content.IntentFilter;
 import android.content.pm.PackageManager;
-import android.net.wifi.ScanResult;
-import android.net.wifi.WifiManager;
 import android.os.Bundle;
 import android.os.Handler;
 import android.text.TextUtils;
@@ -26,6 +22,8 @@ import com.ckkj.water.device.mvp.DeviceImpl;
 import com.ckkj.water.device.mvp.DevicePresenter;
 import com.ckkj.water.espBle.EspProvisionManager;
 import com.ckkj.water.espBle.ProvisionCallback;
+import com.espressif.provisioning.WiFiAccessPoint;
+import com.espressif.provisioning.listeners.WiFiScanListener;
 import com.ckkj.water.index.entity.WaterDeviceEntity;
 import com.ckkj.water.network.BaseBean;
 import com.ckkj.water.permission.PermissionActivity;
@@ -45,9 +43,7 @@ import java.util.Set;
 public class SelectWifiActivity extends BaseActivity<DeviceResetWifiBinding, DevicePresenter>
     implements DeviceContract.DeviceView {
 
-    private WifiManager wifiManager;
     private WifiListAdapter wifiListAdapter;
-    private WifiScanReceiver wifiScanReceiver;
     //100 来自设备添加，   200 来自设备信息
     private int WITCH_FROM_CODE = 100;
 
@@ -68,23 +64,9 @@ public class SelectWifiActivity extends BaseActivity<DeviceResetWifiBinding, Dev
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-        wifiManager = (WifiManager) getApplicationContext().getSystemService(Context.WIFI_SERVICE);
-        wifiScanReceiver = new SelectWifiActivity.WifiScanReceiver();
         ActivityManager.addActivity(this,getClass().getSimpleName() + "_" + ConstantUtil.ADD_DEVICE_FLAG);
     }
 
-    @Override
-    protected void onResume() {
-        super.onResume();
-        registerReceiver(wifiScanReceiver, new IntentFilter(WifiManager.SCAN_RESULTS_AVAILABLE_ACTION));
-    }
-
-    @Override
-    protected void onPause() {
-        super.onPause();
-        unregisterReceiver(wifiScanReceiver);
-    }
-
     @Override
     protected void onDestroy() {
         super.onDestroy();
@@ -333,20 +315,37 @@ public class SelectWifiActivity extends BaseActivity<DeviceResetWifiBinding, Dev
     private void scanWifi() {
         showLoadingDialog();
         viewBinding.tvNext.setVisibility(View.GONE);
-        if (wifiManager != null && wifiManager.isWifiEnabled()) {
+
-            wifiManager.startScan();
+        if (espProvisionManager == null || !espProvisionManager.isConnected()) {
-        } else {
+            ToastUtil.showShort(mContext, "设备未连接，请稍后重试");
-            ToastUtil.showShort(mContext, getString(R.string.wifi_not_enabled));
             hideDialogLoading();
+            return;
         }
+
+        espProvisionManager.scanWifiFromDevice(new WiFiScanListener() {
+
+            @Override
+            public void onWifiListReceived(ArrayList<WiFiAccessPoint> wifiList) {
+                runOnUiThread(() -> displayWifiListFromDevice(wifiList));
+            }
+
+            @Override
+            public void onWiFiScanFailed(Exception e) {
+                runOnUiThread(() -> {
+                    ToastUtil.showShort(mContext, "扫描失败: " + e.getMessage());
+                    hideDialogLoading();
+                });
+            }
+
+        });
     }
 
-    private void displayWifiList(List<ScanResult> scanResults) {
+    private void displayWifiListFromDevice(ArrayList<WiFiAccessPoint> wifiNetworks) {
         Set<String> wifiSet = new HashSet<>();
         List<String> wifiNameList = new ArrayList<>();
 
-        for (ScanResult result : scanResults) {
+        for (WiFiAccessPoint network : wifiNetworks) {
-            String wifiName = result.SSID;
+            String wifiName = network.getWifiName();
             if (wifiName != null && !wifiName.isEmpty() && !wifiSet.contains(wifiName)) {
                 wifiSet.add(wifiName);
                 wifiNameList.add(wifiName);
@@ -390,31 +389,6 @@ public class SelectWifiActivity extends BaseActivity<DeviceResetWifiBinding, Dev
 
     }
 
-    private class WifiScanReceiver extends BroadcastReceiver {
-        @Override
-        public void onReceive(Context context, Intent intent) {
-            if (WifiManager.SCAN_RESULTS_AVAILABLE_ACTION.equals(intent.getAction())) {
-                boolean success = intent.getBooleanExtra(WifiManager.EXTRA_RESULTS_UPDATED, false);
-                if (success) {
-                    if (ActivityCompat.checkSelfPermission(mContext, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
-                        // TODO: Consider calling
-                        //    ActivityCompat#requestPermissions
-                        // here to request the missing permissions, and then overriding
-                        //   public void onRequestPermissionsResult(int requestCode, String[] permissions,
-                        //                                          int[] grantResults)
-                        // to handle the case where the user grants the permission. See the documentation
-                        // for ActivityCompat#requestPermissions for more details.
-                        return;
-                    }
-                    List<ScanResult> results = wifiManager.getScanResults();
-                    displayWifiList(results);
-                } else {
-                    ToastUtil.showShort(mContext, getString(R.string.wifi_scan_failed));
-                }
-            }
-        }
-    }
-
     @Override
     public int getLayoutResId(Bundle savedInstanceState) {
         return 0;

app/src/main/java/com/ckkj/water/espBle/EspProvisionManager.java

@@ -325,6 +325,28 @@ public class EspProvisionManager {
         });
     }
 
+    /**
+     * 通过蓝牙请求 ESP32 扫描周围 WiFi
+     * @param scanListener 扫描结果监听器
+     */
+    public void scanWifiFromDevice(WiFiScanListener scanListener) {
+        if (!checkConnected()) {
+            if (scanListener != null) {
+                scanListener.onWiFiScanFailed(new Exception("设备未连接"));
+            }
+            return;
+        }
+
+        if (espDevice == null) {
+            if (scanListener != null) {
+                scanListener.onWiFiScanFailed(new Exception("设备实例为空"));
+            }
+            return;
+        }
+
+        espDevice.scanNetworks(scanListener);
+    }
+
     public void disconnect() {
         boolean shouldNotify = connected || connecting || provisioning;
         mainHandler.removeCallbacks(connectRetryTask);